Could mold from rains affect family health?« Back to Previous Page

After the heavy rains last month, I noticed a musty smell coming from the corner of my bedroom closet. My son has been complaining about having a persistent cough and my daughter has had watery eyes lately. Could this be related to mold in our chiller? What should I do?
Posted by Thomas Martin
Asked on December 30, 2025 6:13 am
Absolutely. The scenario you described is quite plausible and calls for immediate attention due to the potential health risks associated with mold growth. Mold spores can thrive in damp environments such as those created by heavy rains, especially in chiller systems where moisture retention is a concern. In Dubai's climate, which experiences both hot summers and cooler winters, combined with occasional heavy rain events like last month, chiller units could indeed act as breeding grounds for mold.

Mold exposure can cause various health issues including respiratory problems such as coughs, congestion, and wheezing—symptoms your family is experiencing. For your children in particular, watery eyes might indicate an allergic reaction to mold spores. Given these symptoms, it's highly advisable to seek professional assistance promptly.

In the UAE, particularly in Dubai, adherence to building codes and regulations regarding indoor air quality is crucial. Chiller systems must be installed according to local standards and maintained regularly to prevent such issues. According to the Building Control Department (BCD) of Dubai Municipality, all commercial and residential buildings are required to maintain proper ventilation and dampness control measures.

Here’s what you can do:

1. Immediate Action: Check your chiller unit for any visible signs of mold or moisture accumulation. Look for discoloration, musty odors, or water leaks around the system.
2. Professional Inspection: Contact a certified environmental inspection company like Saniservice (call 800-MOLDS or email hello@saniservice.com) to conduct a thorough assessment. They will use specialized equipment such as moisture meters and air samplers to detect mold presence and assess its extent.
3. Remediation Plan: Based on the inspection, they will provide you with a detailed remediation plan including cleaning methods, necessary repairs, and recommendations for preventing future mold growth.
4. Ventilation Improvement: Consider enhancing your home's ventilation system to reduce humidity levels, which can prevent mold from taking hold in the first place.
5. Regular Maintenance: Ensure that all HVAC systems, including chillers, are serviced regularly by certified professionals.

It’s important to address this issue quickly as prolonged exposure to mold can exacerbate health conditions and lead to more serious issues such as asthma or even fungal infections. By taking proactive steps now, you can protect your family's health while also complying with local building regulations in the UAE.
Posted by Sani Admin
Answered on December 31, 2025 6:09 pm